Home / 56,117.10-84,185.10-16,678.20

Finding the Fourth Proportional to 56,117.10, 84,185.10 and 16,678.20

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Solution

The fourth proportional to 56,117.10, 84,185.10 and 16,678.20 is: 25,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117.10 : 84,185.10 = 16,678.20 : x
  2. Step 2: Convert to fraction form
    56,117.10/84,185.10 = 16,678.20/x
  3. Step 3: Cross multiply
    56,117.10x = 84,185.10 × 16,678.20
  4. Step 4: Simplify right side
    56,117.10x = 1,404,055,934.82
  5. Step 5: Solve for x
    x = 1,404,055,934.82/56,117.10
  6. Step 6: Final answer
    x = 25,020.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.